diff --git a/tensorflow/compiler/xla/packed_literal_reader.cc b/tensorflow/compiler/xla/packed_literal_reader.cc
index 55c4a80e29b..012df875519 100644
--- a/tensorflow/compiler/xla/packed_literal_reader.cc
+++ b/tensorflow/compiler/xla/packed_literal_reader.cc
@@ -64,7 +64,7 @@ StatusOr<std::unique_ptr<Literal>> PackedLiteralReader::Read(
   tensorflow::gtl::ArraySlice<float> field = result->data<float>();
   char* data = tensorflow::bit_cast<char*>(field.data());
   uint64 bytes = elements * sizeof(float);
-  tensorflow::StringPiece sp;
+  tensorflow::StringPiece sp;  // non-absl OK
   auto s = file_->Read(offset_, bytes, &sp, data);
   offset_ += sp.size();
   if (!s.ok()) {
@@ -85,7 +85,7 @@ bool PackedLiteralReader::IsExhausted() const {
   // Try to read a single byte from offset_.  If we can't, we've
   // exhausted the data.
   char single_byte[1];
-  tensorflow::StringPiece sp;
+  tensorflow::StringPiece sp;  // non-absl OK
   auto s = file_->Read(offset_, sizeof(single_byte), &sp, single_byte);
   return !s.ok();
 }
diff --git a/tensorflow/compiler/xla/service/hlo_lexer.cc b/tensorflow/compiler/xla/service/hlo_lexer.cc
index a2ad4c83152..0e49d343d6a 100644
--- a/tensorflow/compiler/xla/service/hlo_lexer.cc
+++ b/tensorflow/compiler/xla/service/hlo_lexer.cc
@@ -409,9 +409,9 @@ TokKind HloLexer::LexString() {
     string error;
     // TODO(b/113077997): Change to absl::CUnescape once it works properly with
     // copy-on-write std::string implementations.
-    if (!tensorflow::str_util::CUnescape(
-            tensorflow::StringPiece(raw.data(), raw.size()), &str_val_,
-            &error)) {
+    if (!tensorflow::str_util::CUnescape(                     // non-absl ok
+            tensorflow::StringPiece(raw.data(), raw.size()),  // non-absl ok
+            &str_val_, &error)) {
       LOG(ERROR) << "Failed unescaping string: " << raw << ". error: " << error;
       return TokKind::kError;
     }
diff --git a/tensorflow/compiler/xla/service/hlo_tfgraph_builder.cc b/tensorflow/compiler/xla/service/hlo_tfgraph_builder.cc
index f855212cc7b..48765334497 100644
--- a/tensorflow/compiler/xla/service/hlo_tfgraph_builder.cc
+++ b/tensorflow/compiler/xla/service/hlo_tfgraph_builder.cc
@@ -36,7 +36,7 @@ using tensorflow::TensorShapeProto;
 
 string GetOpDefName(const HloInstruction* instruction) {
   string name = StrCat("hlo-", HloOpcodeString(instruction->opcode()));
-  tensorflow::str_util::TitlecaseString(&name, "-");
+  tensorflow::str_util::TitlecaseString(&name, "-");  // non-absl ok
   name.erase(std::remove(name.begin(), name.end(), '-'), name.end());
 
   if (instruction->opcode() == HloOpcode::kFusion) {
diff --git a/tensorflow/compiler/xla/tools/hex_floats_to_packed_literal.cc b/tensorflow/compiler/xla/tools/hex_floats_to_packed_literal.cc
index e0549b1c473..75b63c3b84c 100644
--- a/tensorflow/compiler/xla/tools/hex_floats_to_packed_literal.cc
+++ b/tensorflow/compiler/xla/tools/hex_floats_to_packed_literal.cc
@@ -67,7 +67,7 @@ int main(int argc, char** argv) {
     floats.push_back(value);
   }
 
-  tensorflow::StringPiece content(
+  tensorflow::StringPiece content(  // non-absl ok
       tensorflow::bit_cast<const char*>(floats.data()),
       floats.size() * sizeof(float));
   TF_CHECK_OK(tensorflow::WriteStringToFile(tensorflow::Env::Default(),